News tagged with nocturnal mammals
When every photon counts
The eyes of nocturnal mammals contain particularly large numbers of the highly light-sensitive rods, the photoreceptor type used for night vision. This allows the detection of light levels millions of times ...
Apr 20, 2009 |
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Internal clocks keep all living things ticking -- even you
Like kids taking apart a fine Swiss watch, scientists are laboring to understand what makes the biological clock that's inside every living creature tick.
Biology /
Feb 08, 2009 |
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Search results for nocturnal mammals
Eye size determined by maximum running speed in mammals
Maximum running speed is the most important variable influencing mammalian eye size other than body size, according to new research from The University of Texas at Austin.
May 02, 2012 |
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First-ever release of endangered burying beetles in Missouri
Beetle last seen in state in 1970s; Zoo has monitored for beetle since 2002. The Saint Louis Zoo's Center for American Burying Beetle Conservation; the U.S. Fish & Wildlife Service; the Missouri Department of Conservation; ...
Apr 24, 2012 |
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Tiny primate 'talks' in ultrasound
One of the world's smallest primates, the Philippine tarsier, communicates in a range of ultrasound inaudible to predator and prey alike, according to a study published on Wednesday.
Feb 08, 2012 |
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Fossil cricket: Jurassic love song reconstructed
Some 165 million years ago, the world was host to a diversity of sounds. Primitive bushcrickets and croaking amphibians were among the first animals to produce loud sounds by stridulation (rubbing certain ...
Other Sciences / Archaeology & Fossils
Feb 06, 2012 |
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Shrew whiskers inspire ground-breaking robot design
(PhysOrg.com) -- The Etruscan shrew, one of the world’s tiniest mammals, measuring around 4 centimetres long, is the inspiration for a ground-breaking new robot developed to use sophisticated whiskers ...
Jan 23, 2012 |
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Whiskers marked milestone in evolution of mammals from reptiles
Research from the University of Sheffield comparing rats and mice with their distance relatives the marsupial, suggests that moveable whiskers were an important milestone in the evolution of mammals from reptiles.
Nov 10, 2011 |
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Brain control? Shining light on pupil constriction
(PhysOrg.com) -- You’ve seen it on television: A doctor shines a bright light into an unconscious patient’s eye to check for brain death. If the pupil constricts, the brain is OK, because in mammals, ...
Nov 02, 2011 |
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How the bat got its buzz: Superfast muscles in mammals
As nocturnal animals, bats rely echolocation to navigate and hunt prey. By bouncing sound waves off objects, including the bugs that are their main diet, bats can produce an accurate representation of their ...
Sep 29, 2011 |
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Last stand in Asia for shy, defenseless anteater
(AP) -- As the 20 cardboard boxes bound for China rolled through the X-ray machine at Jakarta's airport, Indonesian customs officials suspected what was inside didn't match what was declared. Instead of fresh ...
Sep 13, 2011 |
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Viral gene drives sick gypsy moth caterpillars to climb high and die
For a century, scientists have watched European gypsy moth caterpillars infected with a virus use their last strength to do something that a healthy gypsy moth caterpillar would never do in daylight hours ...
Sep 08, 2011 |
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List of search results for nocturnal mammals
